public class Nodo
{
	boolean incremental;
	int valor;
	
	public Nodo(int v, boolean inc)
	{
		valor = v;
		incremental = inc;
	}
	
	public String toString()
	{
		String buffer = incremental ? "|" : "[";
		buffer+= valor;
		buffer+= incremental ? "|" : "]";
		return buffer;
	}
}